diff options
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_hw_v2.c')
-rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 67 |
1 files changed, 49 insertions, 18 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 81d6d4331c..34e58e09b1 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -1297,6 +1297,8 @@ static int __hns_roce_cmq_send(struct hns_roce_dev *hr_dev, /* Write to hardware */ roce_write(hr_dev, ROCEE_TX_CMQ_PI_REG, csq->head); + atomic64_inc(&hr_dev->dfx_cnt[HNS_ROCE_DFX_CMDS_CNT]); + do { if (hns_roce_cmq_csq_done(hr_dev)) break; @@ -1334,6 +1336,9 @@ static int __hns_roce_cmq_send(struct hns_roce_dev *hr_dev, spin_unlock_bh(&csq->lock); + if (ret) + atomic64_inc(&hr_dev->dfx_cnt[HNS_ROCE_DFX_CMDS_ERR_CNT]); + return ret; } @@ -2055,6 +2060,7 @@ static void set_hem_page_size(struct hns_roce_dev *hr_dev) /* Apply all loaded caps before setting to hardware */ static void apply_func_caps(struct hns_roce_dev *hr_dev) { +#define MAX_GID_TBL_LEN 256 struct hns_roce_caps *caps = &hr_dev->caps; struct hns_roce_v2_priv *priv = hr_dev->priv; @@ -2090,8 +2096,14 @@ static void apply_func_caps(struct hns_roce_dev *hr_dev) caps->gmv_entry_sz = HNS_ROCE_V3_GMV_ENTRY_SZ; caps->gmv_hop_num = HNS_ROCE_HOP_NUM_0; - caps->gid_table_len[0] = caps->gmv_bt_num * - (HNS_HW_PAGE_SIZE / caps->gmv_entry_sz); + + /* It's meaningless to support excessively large gid_table_len, + * as the type of sgid_index in kernel struct ib_global_route + * and userspace struct ibv_global_route are u8/uint8_t (0-255). + */ + caps->gid_table_len[0] = min_t(u32, MAX_GID_TBL_LEN, + caps->gmv_bt_num * + (HNS_HW_PAGE_SIZE / caps->gmv_entry_sz)); caps->gmv_entry_num = caps->gmv_bt_num * (PAGE_SIZE / caps->gmv_entry_sz); @@ -5675,19 +5687,25 @@ static int hns_roce_v2_modify_srq(struct ib_srq *ibsrq, struct hns_roce_srq_context *srq_context; struct hns_roce_srq_context *srqc_mask; struct hns_roce_cmd_mailbox *mailbox; - int ret; + int ret = 0; /* Resizing SRQs is not supported yet */ - if (srq_attr_mask & IB_SRQ_MAX_WR) - return -EOPNOTSUPP; + if (srq_attr_mask & IB_SRQ_MAX_WR) { + ret = -EOPNOTSUPP; + goto out; + } if (srq_attr_mask & IB_SRQ_LIMIT) { - if (srq_attr->srq_limit > srq->wqe_cnt) - return -EINVAL; + if (srq_attr->srq_limit > srq->wqe_cnt) { + ret = -EINVAL; + goto out; + } mailbox = hns_roce_alloc_cmd_mailbox(hr_dev); - if (IS_ERR(mailbox)) - return PTR_ERR(mailbox); + if (IS_ERR(mailbox)) { + ret = PTR_ERR(mailbox); + goto out; + } srq_context = mailbox->buf; srqc_mask = (struct hns_roce_srq_context *)mailbox->buf + 1; @@ -5700,15 +5718,17 @@ static int hns_roce_v2_modify_srq(struct ib_srq *ibsrq, ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, HNS_ROCE_CMD_MODIFY_SRQC, srq->srqn); hns_roce_free_cmd_mailbox(hr_dev, mailbox); - if (ret) { + if (ret) ibdev_err(&hr_dev->ib_dev, "failed to handle cmd of modifying SRQ, ret = %d.\n", ret); - return ret; - } } - return 0; +out: + if (ret) + atomic64_inc(&hr_dev->dfx_cnt[HNS_ROCE_DFX_SRQ_MODIFY_ERR_CNT]); + + return ret; } static int hns_roce_v2_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr) @@ -5752,8 +5772,9 @@ static int hns_roce_v2_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period) int ret; mailbox = hns_roce_alloc_cmd_mailbox(hr_dev); - if (IS_ERR(mailbox)) - return PTR_ERR(mailbox); + ret = PTR_ERR_OR_ZERO(mailbox); + if (ret) + goto err_out; cq_context = mailbox->buf; cqc_mask = (struct hns_roce_v2_cq_context *)mailbox->buf + 1; @@ -5783,6 +5804,10 @@ static int hns_roce_v2_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period) "failed to process cmd when modifying CQ, ret = %d.\n", ret); +err_out: + if (ret) + atomic64_inc(&hr_dev->dfx_cnt[HNS_ROCE_DFX_CQ_MODIFY_ERR_CNT]); + return ret; } @@ -6022,6 +6047,8 @@ static irqreturn_t hns_roce_v2_aeq_int(struct hns_roce_dev *hr_dev, ++eq->cons_index; aeqe_found = IRQ_HANDLED; + atomic64_inc(&hr_dev->dfx_cnt[HNS_ROCE_DFX_AEQE_CNT]); + hns_roce_v2_init_irq_work(hr_dev, eq, queue_num); aeqe = next_aeqe_sw_v2(eq); @@ -6063,6 +6090,7 @@ static irqreturn_t hns_roce_v2_ceq_int(struct hns_roce_dev *hr_dev, ++eq->cons_index; ceqe_found = IRQ_HANDLED; + atomic64_inc(&hr_dev->dfx_cnt[HNS_ROCE_DFX_CEQE_CNT]); ceqe = next_ceqe_sw_v2(eq); } @@ -6465,15 +6493,16 @@ static int __hns_roce_request_irq(struct hns_roce_dev *hr_dev, int irq_num, /* irq contains: abnormal + AEQ + CEQ */ for (j = 0; j < other_num; j++) snprintf((char *)hr_dev->irq_names[j], HNS_ROCE_INT_NAME_LEN, - "hns-abn-%d", j); + "hns-%s-abn-%d", pci_name(hr_dev->pci_dev), j); for (j = other_num; j < (other_num + aeq_num); j++) snprintf((char *)hr_dev->irq_names[j], HNS_ROCE_INT_NAME_LEN, - "hns-aeq-%d", j - other_num); + "hns-%s-aeq-%d", pci_name(hr_dev->pci_dev), j - other_num); for (j = (other_num + aeq_num); j < irq_num; j++) snprintf((char *)hr_dev->irq_names[j], HNS_ROCE_INT_NAME_LEN, - "hns-ceq-%d", j - other_num - aeq_num); + "hns-%s-ceq-%d", pci_name(hr_dev->pci_dev), + j - other_num - aeq_num); for (j = 0; j < irq_num; j++) { if (j < other_num) @@ -6971,12 +7000,14 @@ static struct hnae3_client hns_roce_hw_v2_client = { static int __init hns_roce_hw_v2_init(void) { + hns_roce_init_debugfs(); return hnae3_register_client(&hns_roce_hw_v2_client); } static void __exit hns_roce_hw_v2_exit(void) { hnae3_unregister_client(&hns_roce_hw_v2_client); + hns_roce_cleanup_debugfs(); } module_init(hns_roce_hw_v2_init); |